Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1 | /* |
| 2 | * ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet Devices |
| 3 | * |
| 4 | * Copyright (C) 2011-2013 ASIX |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License |
| 8 | * as published by the Free Software Foundation; either version 2 |
| 9 | * of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 19 | */ |
| 20 | |
| 21 | #include <linux/module.h> |
| 22 | #include <linux/etherdevice.h> |
| 23 | #include <linux/mii.h> |
| 24 | #include <linux/usb.h> |
| 25 | #include <linux/crc32.h> |
| 26 | #include <linux/usb/usbnet.h> |
| 27 | |
| 28 | #define AX88179_PHY_ID 0x03 |
| 29 | #define AX_EEPROM_LEN 0x100 |
| 30 | #define AX88179_EEPROM_MAGIC 0x17900b95 |
| 31 | #define AX_MCAST_FLTSIZE 8 |
| 32 | #define AX_MAX_MCAST 64 |
| 33 | #define AX_INT_PPLS_LINK ((u32)BIT(16)) |
| 34 | #define AX_RXHDR_L4_TYPE_MASK 0x1c |
| 35 | #define AX_RXHDR_L4_TYPE_UDP 4 |
| 36 | #define AX_RXHDR_L4_TYPE_TCP 16 |
| 37 | #define AX_RXHDR_L3CSUM_ERR 2 |
| 38 | #define AX_RXHDR_L4CSUM_ERR 1 |
Freddy Xin | 7e78b83 | 2013-10-22 15:32:10 +0800 | [diff] [blame] | 39 | #define AX_RXHDR_CRC_ERR ((u32)BIT(29)) |
| 40 | #define AX_RXHDR_DROP_ERR ((u32)BIT(31)) |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 41 | #define AX_ACCESS_MAC 0x01 |
| 42 | #define AX_ACCESS_PHY 0x02 |
| 43 | #define AX_ACCESS_EEPROM 0x04 |
| 44 | #define AX_ACCESS_EFUS 0x05 |
| 45 | #define AX_PAUSE_WATERLVL_HIGH 0x54 |
| 46 | #define AX_PAUSE_WATERLVL_LOW 0x55 |
| 47 | |
| 48 | #define PHYSICAL_LINK_STATUS 0x02 |
| 49 | #define AX_USB_SS 0x04 |
| 50 | #define AX_USB_HS 0x02 |
| 51 | |
| 52 | #define GENERAL_STATUS 0x03 |
| 53 | /* Check AX88179 version. UA1:Bit2 = 0, UA2:Bit2 = 1 */ |
| 54 | #define AX_SECLD 0x04 |
| 55 | |
| 56 | #define AX_SROM_ADDR 0x07 |
| 57 | #define AX_SROM_CMD 0x0a |
| 58 | #define EEP_RD 0x04 |
| 59 | #define EEP_BUSY 0x10 |
| 60 | |
| 61 | #define AX_SROM_DATA_LOW 0x08 |
| 62 | #define AX_SROM_DATA_HIGH 0x09 |
| 63 | |
| 64 | #define AX_RX_CTL 0x0b |
| 65 | #define AX_RX_CTL_DROPCRCERR 0x0100 |
| 66 | #define AX_RX_CTL_IPE 0x0200 |
| 67 | #define AX_RX_CTL_START 0x0080 |
| 68 | #define AX_RX_CTL_AP 0x0020 |
| 69 | #define AX_RX_CTL_AM 0x0010 |
| 70 | #define AX_RX_CTL_AB 0x0008 |
| 71 | #define AX_RX_CTL_AMALL 0x0002 |
| 72 | #define AX_RX_CTL_PRO 0x0001 |
| 73 | #define AX_RX_CTL_STOP 0x0000 |
| 74 | |
| 75 | #define AX_NODE_ID 0x10 |
| 76 | #define AX_MULFLTARY 0x16 |
| 77 | |
| 78 | #define AX_MEDIUM_STATUS_MODE 0x22 |
| 79 | #define AX_MEDIUM_GIGAMODE 0x01 |
| 80 | #define AX_MEDIUM_FULL_DUPLEX 0x02 |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 81 | #define AX_MEDIUM_EN_125MHZ 0x08 |
| 82 | #define AX_MEDIUM_RXFLOW_CTRLEN 0x10 |
| 83 | #define AX_MEDIUM_TXFLOW_CTRLEN 0x20 |
| 84 | #define AX_MEDIUM_RECEIVE_EN 0x100 |
| 85 | #define AX_MEDIUM_PS 0x200 |
| 86 | #define AX_MEDIUM_JUMBO_EN 0x8040 |
| 87 | |
| 88 | #define AX_MONITOR_MOD 0x24 |
| 89 | #define AX_MONITOR_MODE_RWLC 0x02 |
| 90 | #define AX_MONITOR_MODE_RWMP 0x04 |
| 91 | #define AX_MONITOR_MODE_PMEPOL 0x20 |
| 92 | #define AX_MONITOR_MODE_PMETYPE 0x40 |
| 93 | |
| 94 | #define AX_GPIO_CTRL 0x25 |
| 95 | #define AX_GPIO_CTRL_GPIO3EN 0x80 |
| 96 | #define AX_GPIO_CTRL_GPIO2EN 0x40 |
| 97 | #define AX_GPIO_CTRL_GPIO1EN 0x20 |
| 98 | |
| 99 | #define AX_PHYPWR_RSTCTL 0x26 |
| 100 | #define AX_PHYPWR_RSTCTL_BZ 0x0010 |
| 101 | #define AX_PHYPWR_RSTCTL_IPRL 0x0020 |
| 102 | #define AX_PHYPWR_RSTCTL_AT 0x1000 |
| 103 | |
| 104 | #define AX_RX_BULKIN_QCTRL 0x2e |
| 105 | #define AX_CLK_SELECT 0x33 |
| 106 | #define AX_CLK_SELECT_BCS 0x01 |
| 107 | #define AX_CLK_SELECT_ACS 0x02 |
| 108 | #define AX_CLK_SELECT_ULR 0x08 |
| 109 | |
| 110 | #define AX_RXCOE_CTL 0x34 |
| 111 | #define AX_RXCOE_IP 0x01 |
| 112 | #define AX_RXCOE_TCP 0x02 |
| 113 | #define AX_RXCOE_UDP 0x04 |
| 114 | #define AX_RXCOE_TCPV6 0x20 |
| 115 | #define AX_RXCOE_UDPV6 0x40 |
| 116 | |
| 117 | #define AX_TXCOE_CTL 0x35 |
| 118 | #define AX_TXCOE_IP 0x01 |
| 119 | #define AX_TXCOE_TCP 0x02 |
| 120 | #define AX_TXCOE_UDP 0x04 |
| 121 | #define AX_TXCOE_TCPV6 0x20 |
| 122 | #define AX_TXCOE_UDPV6 0x40 |
| 123 | |
| 124 | #define AX_LEDCTRL 0x73 |
| 125 | |
| 126 | #define GMII_PHY_PHYSR 0x11 |
| 127 | #define GMII_PHY_PHYSR_SMASK 0xc000 |
| 128 | #define GMII_PHY_PHYSR_GIGA 0x8000 |
| 129 | #define GMII_PHY_PHYSR_100 0x4000 |
| 130 | #define GMII_PHY_PHYSR_FULL 0x2000 |
| 131 | #define GMII_PHY_PHYSR_LINK 0x400 |
| 132 | |
| 133 | #define GMII_LED_ACT 0x1a |
| 134 | #define GMII_LED_ACTIVE_MASK 0xff8f |
| 135 | #define GMII_LED0_ACTIVE BIT(4) |
| 136 | #define GMII_LED1_ACTIVE BIT(5) |
| 137 | #define GMII_LED2_ACTIVE BIT(6) |
| 138 | |
| 139 | #define GMII_LED_LINK 0x1c |
| 140 | #define GMII_LED_LINK_MASK 0xf888 |
| 141 | #define GMII_LED0_LINK_10 BIT(0) |
| 142 | #define GMII_LED0_LINK_100 BIT(1) |
| 143 | #define GMII_LED0_LINK_1000 BIT(2) |
| 144 | #define GMII_LED1_LINK_10 BIT(4) |
| 145 | #define GMII_LED1_LINK_100 BIT(5) |
| 146 | #define GMII_LED1_LINK_1000 BIT(6) |
| 147 | #define GMII_LED2_LINK_10 BIT(8) |
| 148 | #define GMII_LED2_LINK_100 BIT(9) |
| 149 | #define GMII_LED2_LINK_1000 BIT(10) |
| 150 | #define LED0_ACTIVE BIT(0) |
| 151 | #define LED0_LINK_10 BIT(1) |
| 152 | #define LED0_LINK_100 BIT(2) |
| 153 | #define LED0_LINK_1000 BIT(3) |
| 154 | #define LED0_FD BIT(4) |
| 155 | #define LED0_USB3_MASK 0x001f |
| 156 | #define LED1_ACTIVE BIT(5) |
| 157 | #define LED1_LINK_10 BIT(6) |
| 158 | #define LED1_LINK_100 BIT(7) |
| 159 | #define LED1_LINK_1000 BIT(8) |
| 160 | #define LED1_FD BIT(9) |
| 161 | #define LED1_USB3_MASK 0x03e0 |
| 162 | #define LED2_ACTIVE BIT(10) |
| 163 | #define LED2_LINK_1000 BIT(13) |
| 164 | #define LED2_LINK_100 BIT(12) |
| 165 | #define LED2_LINK_10 BIT(11) |
| 166 | #define LED2_FD BIT(14) |
| 167 | #define LED_VALID BIT(15) |
| 168 | #define LED2_USB3_MASK 0x7c00 |
| 169 | |
| 170 | #define GMII_PHYPAGE 0x1e |
| 171 | #define GMII_PHY_PAGE_SELECT 0x1f |
| 172 | #define GMII_PHY_PGSEL_EXT 0x0007 |
| 173 | #define GMII_PHY_PGSEL_PAGE0 0x0000 |
| 174 | |
| 175 | struct ax88179_data { |
| 176 | u16 rxctl; |
| 177 | u16 reserved; |
| 178 | }; |
| 179 | |
| 180 | struct ax88179_int_data { |
| 181 | __le32 intdata1; |
| 182 | __le32 intdata2; |
| 183 | }; |
| 184 | |
| 185 | static const struct { |
| 186 | unsigned char ctrl, timer_l, timer_h, size, ifg; |
| 187 | } AX88179_BULKIN_SIZE[] = { |
| 188 | {7, 0x4f, 0, 0x12, 0xff}, |
| 189 | {7, 0x20, 3, 0x16, 0xff}, |
| 190 | {7, 0xae, 7, 0x18, 0xff}, |
| 191 | {7, 0xcc, 0x4c, 0x18, 8}, |
| 192 | }; |
| 193 | |
| 194 | static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, |
| 195 | u16 size, void *data, int in_pm) |
| 196 | { |
| 197 | int ret; |
| 198 | int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16); |
| 199 | |
| 200 | BUG_ON(!dev); |
| 201 | |
| 202 | if (!in_pm) |
| 203 | fn = usbnet_read_cmd; |
| 204 | else |
| 205 | fn = usbnet_read_cmd_nopm; |
| 206 | |
| 207 | ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 208 | value, index, data, size); |
| 209 | |
| 210 | if (unlikely(ret < 0)) |
| 211 | netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n", |
| 212 | index, ret); |
| 213 | |
| 214 | return ret; |
| 215 | } |
| 216 | |
| 217 | static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, |
| 218 | u16 size, void *data, int in_pm) |
| 219 | { |
| 220 | int ret; |
| 221 | int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16); |
| 222 | |
| 223 | BUG_ON(!dev); |
| 224 | |
| 225 | if (!in_pm) |
| 226 | fn = usbnet_write_cmd; |
| 227 | else |
| 228 | fn = usbnet_write_cmd_nopm; |
| 229 | |
| 230 | ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 231 | value, index, data, size); |
| 232 | |
| 233 | if (unlikely(ret < 0)) |
| 234 | netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n", |
| 235 | index, ret); |
| 236 | |
| 237 | return ret; |
| 238 | } |
| 239 | |
| 240 | static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, |
| 241 | u16 index, u16 size, void *data) |
| 242 | { |
| 243 | u16 buf; |
| 244 | |
| 245 | if (2 == size) { |
| 246 | buf = *((u16 *)data); |
| 247 | cpu_to_le16s(&buf); |
| 248 | usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | |
| 249 | USB_RECIP_DEVICE, value, index, &buf, |
| 250 | size); |
| 251 | } else { |
| 252 | usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | |
| 253 | USB_RECIP_DEVICE, value, index, data, |
| 254 | size); |
| 255 | } |
| 256 | } |
| 257 | |
| 258 | static int ax88179_read_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value, |
| 259 | u16 index, u16 size, void *data) |
| 260 | { |
| 261 | int ret; |
| 262 | |
| 263 | if (2 == size) { |
| 264 | u16 buf; |
| 265 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1); |
| 266 | le16_to_cpus(&buf); |
| 267 | *((u16 *)data) = buf; |
| 268 | } else if (4 == size) { |
| 269 | u32 buf; |
| 270 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1); |
| 271 | le32_to_cpus(&buf); |
| 272 | *((u32 *)data) = buf; |
| 273 | } else { |
| 274 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 1); |
| 275 | } |
| 276 | |
| 277 | return ret; |
| 278 | } |
| 279 | |
| 280 | static int ax88179_write_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value, |
| 281 | u16 index, u16 size, void *data) |
| 282 | { |
| 283 | int ret; |
| 284 | |
| 285 | if (2 == size) { |
| 286 | u16 buf; |
| 287 | buf = *((u16 *)data); |
| 288 | cpu_to_le16s(&buf); |
| 289 | ret = __ax88179_write_cmd(dev, cmd, value, index, |
| 290 | size, &buf, 1); |
| 291 | } else { |
| 292 | ret = __ax88179_write_cmd(dev, cmd, value, index, |
| 293 | size, data, 1); |
| 294 | } |
| 295 | |
| 296 | return ret; |
| 297 | } |
| 298 | |
| 299 | static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, |
| 300 | u16 size, void *data) |
| 301 | { |
| 302 | int ret; |
| 303 | |
| 304 | if (2 == size) { |
| 305 | u16 buf; |
| 306 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); |
| 307 | le16_to_cpus(&buf); |
| 308 | *((u16 *)data) = buf; |
| 309 | } else if (4 == size) { |
| 310 | u32 buf; |
| 311 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); |
| 312 | le32_to_cpus(&buf); |
| 313 | *((u32 *)data) = buf; |
| 314 | } else { |
| 315 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 0); |
| 316 | } |
| 317 | |
| 318 | return ret; |
| 319 | } |
| 320 | |
| 321 | static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, |
| 322 | u16 size, void *data) |
| 323 | { |
| 324 | int ret; |
| 325 | |
| 326 | if (2 == size) { |
| 327 | u16 buf; |
| 328 | buf = *((u16 *)data); |
| 329 | cpu_to_le16s(&buf); |
| 330 | ret = __ax88179_write_cmd(dev, cmd, value, index, |
| 331 | size, &buf, 0); |
| 332 | } else { |
| 333 | ret = __ax88179_write_cmd(dev, cmd, value, index, |
| 334 | size, data, 0); |
| 335 | } |
| 336 | |
| 337 | return ret; |
| 338 | } |
| 339 | |
| 340 | static void ax88179_status(struct usbnet *dev, struct urb *urb) |
| 341 | { |
| 342 | struct ax88179_int_data *event; |
| 343 | u32 link; |
| 344 | |
| 345 | if (urb->actual_length < 8) |
| 346 | return; |
| 347 | |
| 348 | event = urb->transfer_buffer; |
| 349 | le32_to_cpus((void *)&event->intdata1); |
| 350 | |
| 351 | link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16; |
| 352 | |
| 353 | if (netif_carrier_ok(dev->net) != link) { |
Ming Lei | 7a97856 | 2013-04-11 04:40:35 +0000 | [diff] [blame] | 354 | usbnet_link_change(dev, link, 1); |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 355 | netdev_info(dev->net, "ax88179 - Link status is: %d\n", link); |
| 356 | } |
| 357 | } |
| 358 | |
| 359 | static int ax88179_mdio_read(struct net_device *netdev, int phy_id, int loc) |
| 360 | { |
| 361 | struct usbnet *dev = netdev_priv(netdev); |
| 362 | u16 res; |
| 363 | |
| 364 | ax88179_read_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); |
| 365 | return res; |
| 366 | } |
| 367 | |
| 368 | static void ax88179_mdio_write(struct net_device *netdev, int phy_id, int loc, |
| 369 | int val) |
| 370 | { |
| 371 | struct usbnet *dev = netdev_priv(netdev); |
| 372 | u16 res = (u16) val; |
| 373 | |
| 374 | ax88179_write_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); |
| 375 | } |
| 376 | |
| 377 | static int ax88179_suspend(struct usb_interface *intf, pm_message_t message) |
| 378 | { |
| 379 | struct usbnet *dev = usb_get_intfdata(intf); |
| 380 | u16 tmp16; |
| 381 | u8 tmp8; |
| 382 | |
| 383 | usbnet_suspend(intf, message); |
| 384 | |
| 385 | /* Disable RX path */ |
| 386 | ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 387 | 2, 2, &tmp16); |
| 388 | tmp16 &= ~AX_MEDIUM_RECEIVE_EN; |
| 389 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 390 | 2, 2, &tmp16); |
| 391 | |
| 392 | /* Force bulk-in zero length */ |
| 393 | ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, |
| 394 | 2, 2, &tmp16); |
| 395 | |
| 396 | tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL; |
| 397 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, |
| 398 | 2, 2, &tmp16); |
| 399 | |
| 400 | /* change clock */ |
| 401 | tmp8 = 0; |
| 402 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); |
| 403 | |
| 404 | /* Configure RX control register => stop operation */ |
| 405 | tmp16 = AX_RX_CTL_STOP; |
| 406 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); |
| 407 | |
| 408 | return 0; |
| 409 | } |
| 410 | |
| 411 | /* This function is used to enable the autodetach function. */ |
| 412 | /* This function is determined by offset 0x43 of EEPROM */ |
| 413 | static int ax88179_auto_detach(struct usbnet *dev, int in_pm) |
| 414 | { |
| 415 | u16 tmp16; |
| 416 | u8 tmp8; |
| 417 | int (*fnr)(struct usbnet *, u8, u16, u16, u16, void *); |
| 418 | int (*fnw)(struct usbnet *, u8, u16, u16, u16, void *); |
| 419 | |
| 420 | if (!in_pm) { |
| 421 | fnr = ax88179_read_cmd; |
| 422 | fnw = ax88179_write_cmd; |
| 423 | } else { |
| 424 | fnr = ax88179_read_cmd_nopm; |
| 425 | fnw = ax88179_write_cmd_nopm; |
| 426 | } |
| 427 | |
| 428 | if (fnr(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0) |
| 429 | return 0; |
| 430 | |
| 431 | if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100))) |
| 432 | return 0; |
| 433 | |
| 434 | /* Enable Auto Detach bit */ |
| 435 | tmp8 = 0; |
| 436 | fnr(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); |
| 437 | tmp8 |= AX_CLK_SELECT_ULR; |
| 438 | fnw(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); |
| 439 | |
| 440 | fnr(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); |
| 441 | tmp16 |= AX_PHYPWR_RSTCTL_AT; |
| 442 | fnw(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); |
| 443 | |
| 444 | return 0; |
| 445 | } |
| 446 | |
| 447 | static int ax88179_resume(struct usb_interface *intf) |
| 448 | { |
| 449 | struct usbnet *dev = usb_get_intfdata(intf); |
| 450 | u16 tmp16; |
| 451 | u8 tmp8; |
| 452 | |
Ming Lei | 7a97856 | 2013-04-11 04:40:35 +0000 | [diff] [blame] | 453 | usbnet_link_change(dev, 0, 0); |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 454 | |
| 455 | /* Power up ethernet PHY */ |
| 456 | tmp16 = 0; |
| 457 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, |
| 458 | 2, 2, &tmp16); |
| 459 | udelay(1000); |
| 460 | |
| 461 | tmp16 = AX_PHYPWR_RSTCTL_IPRL; |
| 462 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, |
| 463 | 2, 2, &tmp16); |
| 464 | msleep(200); |
| 465 | |
| 466 | /* Ethernet PHY Auto Detach*/ |
| 467 | ax88179_auto_detach(dev, 1); |
| 468 | |
| 469 | /* Enable clock */ |
| 470 | ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); |
| 471 | tmp8 |= AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; |
| 472 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); |
| 473 | msleep(100); |
| 474 | |
| 475 | /* Configure RX control register => start operation */ |
| 476 | tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | |
| 477 | AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; |
| 478 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); |
| 479 | |
| 480 | return usbnet_resume(intf); |
| 481 | } |
| 482 | |
| 483 | static void |
| 484 | ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) |
| 485 | { |
| 486 | struct usbnet *dev = netdev_priv(net); |
| 487 | u8 opt; |
| 488 | |
| 489 | if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, |
| 490 | 1, 1, &opt) < 0) { |
| 491 | wolinfo->supported = 0; |
| 492 | wolinfo->wolopts = 0; |
| 493 | return; |
| 494 | } |
| 495 | |
| 496 | wolinfo->supported = WAKE_PHY | WAKE_MAGIC; |
| 497 | wolinfo->wolopts = 0; |
| 498 | if (opt & AX_MONITOR_MODE_RWLC) |
| 499 | wolinfo->wolopts |= WAKE_PHY; |
| 500 | if (opt & AX_MONITOR_MODE_RWMP) |
| 501 | wolinfo->wolopts |= WAKE_MAGIC; |
| 502 | } |
| 503 | |
| 504 | static int |
| 505 | ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) |
| 506 | { |
| 507 | struct usbnet *dev = netdev_priv(net); |
| 508 | u8 opt = 0; |
| 509 | |
| 510 | if (wolinfo->wolopts & WAKE_PHY) |
| 511 | opt |= AX_MONITOR_MODE_RWLC; |
| 512 | if (wolinfo->wolopts & WAKE_MAGIC) |
| 513 | opt |= AX_MONITOR_MODE_RWMP; |
| 514 | |
| 515 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, |
| 516 | 1, 1, &opt) < 0) |
| 517 | return -EINVAL; |
| 518 | |
| 519 | return 0; |
| 520 | } |
| 521 | |
| 522 | static int ax88179_get_eeprom_len(struct net_device *net) |
| 523 | { |
| 524 | return AX_EEPROM_LEN; |
| 525 | } |
| 526 | |
| 527 | static int |
| 528 | ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, |
| 529 | u8 *data) |
| 530 | { |
| 531 | struct usbnet *dev = netdev_priv(net); |
| 532 | u16 *eeprom_buff; |
| 533 | int first_word, last_word; |
| 534 | int i, ret; |
| 535 | |
| 536 | if (eeprom->len == 0) |
| 537 | return -EINVAL; |
| 538 | |
| 539 | eeprom->magic = AX88179_EEPROM_MAGIC; |
| 540 | |
| 541 | first_word = eeprom->offset >> 1; |
| 542 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
| 543 | eeprom_buff = kmalloc(sizeof(u16) * (last_word - first_word + 1), |
| 544 | GFP_KERNEL); |
| 545 | if (!eeprom_buff) |
| 546 | return -ENOMEM; |
| 547 | |
| 548 | /* ax88179/178A returns 2 bytes from eeprom on read */ |
| 549 | for (i = first_word; i <= last_word; i++) { |
| 550 | ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, |
| 551 | &eeprom_buff[i - first_word], |
| 552 | 0); |
| 553 | if (ret < 0) { |
| 554 | kfree(eeprom_buff); |
| 555 | return -EIO; |
| 556 | } |
| 557 | } |
| 558 | |
| 559 | memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); |
| 560 | kfree(eeprom_buff); |
| 561 | return 0; |
| 562 | } |
| 563 | |
| 564 | static int ax88179_get_settings(struct net_device *net, struct ethtool_cmd *cmd) |
| 565 | { |
| 566 | struct usbnet *dev = netdev_priv(net); |
| 567 | return mii_ethtool_gset(&dev->mii, cmd); |
| 568 | } |
| 569 | |
| 570 | static int ax88179_set_settings(struct net_device *net, struct ethtool_cmd *cmd) |
| 571 | { |
| 572 | struct usbnet *dev = netdev_priv(net); |
| 573 | return mii_ethtool_sset(&dev->mii, cmd); |
| 574 | } |
| 575 | |
| 576 | |
| 577 | static int ax88179_ioctl(struct net_device *net, struct ifreq *rq, int cmd) |
| 578 | { |
| 579 | struct usbnet *dev = netdev_priv(net); |
| 580 | return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); |
| 581 | } |
| 582 | |
| 583 | static const struct ethtool_ops ax88179_ethtool_ops = { |
| 584 | .get_link = ethtool_op_get_link, |
| 585 | .get_msglevel = usbnet_get_msglevel, |
| 586 | .set_msglevel = usbnet_set_msglevel, |
| 587 | .get_wol = ax88179_get_wol, |
| 588 | .set_wol = ax88179_set_wol, |
| 589 | .get_eeprom_len = ax88179_get_eeprom_len, |
| 590 | .get_eeprom = ax88179_get_eeprom, |
| 591 | .get_settings = ax88179_get_settings, |
| 592 | .set_settings = ax88179_set_settings, |
| 593 | .nway_reset = usbnet_nway_reset, |
| 594 | }; |
| 595 | |
| 596 | static void ax88179_set_multicast(struct net_device *net) |
| 597 | { |
| 598 | struct usbnet *dev = netdev_priv(net); |
| 599 | struct ax88179_data *data = (struct ax88179_data *)dev->data; |
| 600 | u8 *m_filter = ((u8 *)dev->data) + 12; |
| 601 | |
| 602 | data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE); |
| 603 | |
| 604 | if (net->flags & IFF_PROMISC) { |
| 605 | data->rxctl |= AX_RX_CTL_PRO; |
| 606 | } else if (net->flags & IFF_ALLMULTI || |
| 607 | netdev_mc_count(net) > AX_MAX_MCAST) { |
| 608 | data->rxctl |= AX_RX_CTL_AMALL; |
| 609 | } else if (netdev_mc_empty(net)) { |
| 610 | /* just broadcast and directed */ |
| 611 | } else { |
| 612 | /* We use the 20 byte dev->data for our 8 byte filter buffer |
| 613 | * to avoid allocating memory that is tricky to free later |
| 614 | */ |
| 615 | u32 crc_bits; |
| 616 | struct netdev_hw_addr *ha; |
| 617 | |
| 618 | memset(m_filter, 0, AX_MCAST_FLTSIZE); |
| 619 | |
| 620 | netdev_for_each_mc_addr(ha, net) { |
| 621 | crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26; |
| 622 | *(m_filter + (crc_bits >> 3)) |= (1 << (crc_bits & 7)); |
| 623 | } |
| 624 | |
| 625 | ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_MULFLTARY, |
| 626 | AX_MCAST_FLTSIZE, AX_MCAST_FLTSIZE, |
| 627 | m_filter); |
| 628 | |
| 629 | data->rxctl |= AX_RX_CTL_AM; |
| 630 | } |
| 631 | |
| 632 | ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_RX_CTL, |
| 633 | 2, 2, &data->rxctl); |
| 634 | } |
| 635 | |
| 636 | static int |
| 637 | ax88179_set_features(struct net_device *net, netdev_features_t features) |
| 638 | { |
| 639 | u8 tmp; |
| 640 | struct usbnet *dev = netdev_priv(net); |
| 641 | netdev_features_t changed = net->features ^ features; |
| 642 | |
| 643 | if (changed & NETIF_F_IP_CSUM) { |
| 644 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); |
| 645 | tmp ^= AX_TXCOE_TCP | AX_TXCOE_UDP; |
| 646 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); |
| 647 | } |
| 648 | |
| 649 | if (changed & NETIF_F_IPV6_CSUM) { |
| 650 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); |
| 651 | tmp ^= AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; |
| 652 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); |
| 653 | } |
| 654 | |
| 655 | if (changed & NETIF_F_RXCSUM) { |
| 656 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); |
| 657 | tmp ^= AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | |
| 658 | AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; |
| 659 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); |
| 660 | } |
| 661 | |
| 662 | return 0; |
| 663 | } |
| 664 | |
| 665 | static int ax88179_change_mtu(struct net_device *net, int new_mtu) |
| 666 | { |
| 667 | struct usbnet *dev = netdev_priv(net); |
| 668 | u16 tmp16; |
| 669 | |
| 670 | if (new_mtu <= 0 || new_mtu > 4088) |
| 671 | return -EINVAL; |
| 672 | |
| 673 | net->mtu = new_mtu; |
| 674 | dev->hard_mtu = net->mtu + net->hard_header_len; |
| 675 | |
| 676 | if (net->mtu > 1500) { |
| 677 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 678 | 2, 2, &tmp16); |
| 679 | tmp16 |= AX_MEDIUM_JUMBO_EN; |
| 680 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 681 | 2, 2, &tmp16); |
| 682 | } else { |
| 683 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 684 | 2, 2, &tmp16); |
| 685 | tmp16 &= ~AX_MEDIUM_JUMBO_EN; |
| 686 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 687 | 2, 2, &tmp16); |
| 688 | } |
| 689 | |
Ming Lei | a88c32a | 2013-07-25 13:47:53 +0800 | [diff] [blame] | 690 | /* max qlen depend on hard_mtu and rx_urb_size */ |
| 691 | usbnet_update_max_qlen(dev); |
| 692 | |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 693 | return 0; |
| 694 | } |
| 695 | |
| 696 | static int ax88179_set_mac_addr(struct net_device *net, void *p) |
| 697 | { |
| 698 | struct usbnet *dev = netdev_priv(net); |
| 699 | struct sockaddr *addr = p; |
| 700 | |
| 701 | if (netif_running(net)) |
| 702 | return -EBUSY; |
| 703 | if (!is_valid_ether_addr(addr->sa_data)) |
| 704 | return -EADDRNOTAVAIL; |
| 705 | |
| 706 | memcpy(net->dev_addr, addr->sa_data, ETH_ALEN); |
| 707 | |
| 708 | /* Set the MAC address */ |
| 709 | return ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, |
| 710 | ETH_ALEN, net->dev_addr); |
| 711 | } |
| 712 | |
| 713 | static const struct net_device_ops ax88179_netdev_ops = { |
| 714 | .ndo_open = usbnet_open, |
| 715 | .ndo_stop = usbnet_stop, |
| 716 | .ndo_start_xmit = usbnet_start_xmit, |
| 717 | .ndo_tx_timeout = usbnet_tx_timeout, |
| 718 | .ndo_change_mtu = ax88179_change_mtu, |
| 719 | .ndo_set_mac_address = ax88179_set_mac_addr, |
| 720 | .ndo_validate_addr = eth_validate_addr, |
| 721 | .ndo_do_ioctl = ax88179_ioctl, |
| 722 | .ndo_set_rx_mode = ax88179_set_multicast, |
| 723 | .ndo_set_features = ax88179_set_features, |
| 724 | }; |
| 725 | |
| 726 | static int ax88179_check_eeprom(struct usbnet *dev) |
| 727 | { |
| 728 | u8 i, buf, eeprom[20]; |
| 729 | u16 csum, delay = HZ / 10; |
| 730 | unsigned long jtimeout; |
| 731 | |
| 732 | /* Read EEPROM content */ |
| 733 | for (i = 0; i < 6; i++) { |
| 734 | buf = i; |
| 735 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, |
| 736 | 1, 1, &buf) < 0) |
| 737 | return -EINVAL; |
| 738 | |
| 739 | buf = EEP_RD; |
| 740 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, |
| 741 | 1, 1, &buf) < 0) |
| 742 | return -EINVAL; |
| 743 | |
| 744 | jtimeout = jiffies + delay; |
| 745 | do { |
| 746 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, |
| 747 | 1, 1, &buf); |
| 748 | |
| 749 | if (time_after(jiffies, jtimeout)) |
| 750 | return -EINVAL; |
| 751 | |
| 752 | } while (buf & EEP_BUSY); |
| 753 | |
| 754 | __ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, |
| 755 | 2, 2, &eeprom[i * 2], 0); |
| 756 | |
| 757 | if ((i == 0) && (eeprom[0] == 0xFF)) |
| 758 | return -EINVAL; |
| 759 | } |
| 760 | |
| 761 | csum = eeprom[6] + eeprom[7] + eeprom[8] + eeprom[9]; |
| 762 | csum = (csum >> 8) + (csum & 0xff); |
| 763 | if ((csum + eeprom[10]) != 0xff) |
| 764 | return -EINVAL; |
| 765 | |
| 766 | return 0; |
| 767 | } |
| 768 | |
| 769 | static int ax88179_check_efuse(struct usbnet *dev, u16 *ledmode) |
| 770 | { |
| 771 | u8 i; |
| 772 | u8 efuse[64]; |
| 773 | u16 csum = 0; |
| 774 | |
| 775 | if (ax88179_read_cmd(dev, AX_ACCESS_EFUS, 0, 64, 64, efuse) < 0) |
| 776 | return -EINVAL; |
| 777 | |
| 778 | if (*efuse == 0xFF) |
| 779 | return -EINVAL; |
| 780 | |
| 781 | for (i = 0; i < 64; i++) |
| 782 | csum = csum + efuse[i]; |
| 783 | |
| 784 | while (csum > 255) |
| 785 | csum = (csum & 0x00FF) + ((csum >> 8) & 0x00FF); |
| 786 | |
| 787 | if (csum != 0xFF) |
| 788 | return -EINVAL; |
| 789 | |
| 790 | *ledmode = (efuse[51] << 8) | efuse[52]; |
| 791 | |
| 792 | return 0; |
| 793 | } |
| 794 | |
| 795 | static int ax88179_convert_old_led(struct usbnet *dev, u16 *ledvalue) |
| 796 | { |
| 797 | u16 led; |
| 798 | |
| 799 | /* Loaded the old eFuse LED Mode */ |
| 800 | if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x3C, 1, 2, &led) < 0) |
| 801 | return -EINVAL; |
| 802 | |
| 803 | led >>= 8; |
| 804 | switch (led) { |
| 805 | case 0xFF: |
| 806 | led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | |
| 807 | LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | |
| 808 | LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; |
| 809 | break; |
| 810 | case 0xFE: |
| 811 | led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | LED_VALID; |
| 812 | break; |
| 813 | case 0xFD: |
| 814 | led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | |
| 815 | LED2_LINK_10 | LED_VALID; |
| 816 | break; |
| 817 | case 0xFC: |
| 818 | led = LED0_ACTIVE | LED1_ACTIVE | LED1_LINK_1000 | LED2_ACTIVE | |
| 819 | LED2_LINK_100 | LED2_LINK_10 | LED_VALID; |
| 820 | break; |
| 821 | default: |
| 822 | led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | |
| 823 | LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | |
| 824 | LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; |
| 825 | break; |
| 826 | } |
| 827 | |
| 828 | *ledvalue = led; |
| 829 | |
| 830 | return 0; |
| 831 | } |
| 832 | |
| 833 | static int ax88179_led_setting(struct usbnet *dev) |
| 834 | { |
| 835 | u8 ledfd, value = 0; |
| 836 | u16 tmp, ledact, ledlink, ledvalue = 0, delay = HZ / 10; |
| 837 | unsigned long jtimeout; |
| 838 | |
| 839 | /* Check AX88179 version. UA1 or UA2*/ |
| 840 | ax88179_read_cmd(dev, AX_ACCESS_MAC, GENERAL_STATUS, 1, 1, &value); |
| 841 | |
| 842 | if (!(value & AX_SECLD)) { /* UA1 */ |
| 843 | value = AX_GPIO_CTRL_GPIO3EN | AX_GPIO_CTRL_GPIO2EN | |
| 844 | AX_GPIO_CTRL_GPIO1EN; |
| 845 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_GPIO_CTRL, |
| 846 | 1, 1, &value) < 0) |
| 847 | return -EINVAL; |
| 848 | } |
| 849 | |
| 850 | /* Check EEPROM */ |
| 851 | if (!ax88179_check_eeprom(dev)) { |
| 852 | value = 0x42; |
| 853 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, |
| 854 | 1, 1, &value) < 0) |
| 855 | return -EINVAL; |
| 856 | |
| 857 | value = EEP_RD; |
| 858 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, |
| 859 | 1, 1, &value) < 0) |
| 860 | return -EINVAL; |
| 861 | |
| 862 | jtimeout = jiffies + delay; |
| 863 | do { |
| 864 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, |
| 865 | 1, 1, &value); |
| 866 | |
| 867 | if (time_after(jiffies, jtimeout)) |
| 868 | return -EINVAL; |
| 869 | |
| 870 | } while (value & EEP_BUSY); |
| 871 | |
| 872 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_HIGH, |
| 873 | 1, 1, &value); |
| 874 | ledvalue = (value << 8); |
| 875 | |
| 876 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, |
| 877 | 1, 1, &value); |
| 878 | ledvalue |= value; |
| 879 | |
| 880 | /* load internal ROM for defaule setting */ |
| 881 | if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) |
| 882 | ax88179_convert_old_led(dev, &ledvalue); |
| 883 | |
| 884 | } else if (!ax88179_check_efuse(dev, &ledvalue)) { |
| 885 | if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) |
| 886 | ax88179_convert_old_led(dev, &ledvalue); |
| 887 | } else { |
| 888 | ax88179_convert_old_led(dev, &ledvalue); |
| 889 | } |
| 890 | |
| 891 | tmp = GMII_PHY_PGSEL_EXT; |
| 892 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, |
| 893 | GMII_PHY_PAGE_SELECT, 2, &tmp); |
| 894 | |
| 895 | tmp = 0x2c; |
| 896 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, |
| 897 | GMII_PHYPAGE, 2, &tmp); |
| 898 | |
| 899 | ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, |
| 900 | GMII_LED_ACT, 2, &ledact); |
| 901 | |
| 902 | ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, |
| 903 | GMII_LED_LINK, 2, &ledlink); |
| 904 | |
| 905 | ledact &= GMII_LED_ACTIVE_MASK; |
| 906 | ledlink &= GMII_LED_LINK_MASK; |
| 907 | |
| 908 | if (ledvalue & LED0_ACTIVE) |
| 909 | ledact |= GMII_LED0_ACTIVE; |
| 910 | |
| 911 | if (ledvalue & LED1_ACTIVE) |
| 912 | ledact |= GMII_LED1_ACTIVE; |
| 913 | |
| 914 | if (ledvalue & LED2_ACTIVE) |
| 915 | ledact |= GMII_LED2_ACTIVE; |
| 916 | |
| 917 | if (ledvalue & LED0_LINK_10) |
| 918 | ledlink |= GMII_LED0_LINK_10; |
| 919 | |
| 920 | if (ledvalue & LED1_LINK_10) |
| 921 | ledlink |= GMII_LED1_LINK_10; |
| 922 | |
| 923 | if (ledvalue & LED2_LINK_10) |
| 924 | ledlink |= GMII_LED2_LINK_10; |
| 925 | |
| 926 | if (ledvalue & LED0_LINK_100) |
| 927 | ledlink |= GMII_LED0_LINK_100; |
| 928 | |
| 929 | if (ledvalue & LED1_LINK_100) |
| 930 | ledlink |= GMII_LED1_LINK_100; |
| 931 | |
| 932 | if (ledvalue & LED2_LINK_100) |
| 933 | ledlink |= GMII_LED2_LINK_100; |
| 934 | |
| 935 | if (ledvalue & LED0_LINK_1000) |
| 936 | ledlink |= GMII_LED0_LINK_1000; |
| 937 | |
| 938 | if (ledvalue & LED1_LINK_1000) |
| 939 | ledlink |= GMII_LED1_LINK_1000; |
| 940 | |
| 941 | if (ledvalue & LED2_LINK_1000) |
| 942 | ledlink |= GMII_LED2_LINK_1000; |
| 943 | |
| 944 | tmp = ledact; |
| 945 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, |
| 946 | GMII_LED_ACT, 2, &tmp); |
| 947 | |
| 948 | tmp = ledlink; |
| 949 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, |
| 950 | GMII_LED_LINK, 2, &tmp); |
| 951 | |
| 952 | tmp = GMII_PHY_PGSEL_PAGE0; |
| 953 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, |
| 954 | GMII_PHY_PAGE_SELECT, 2, &tmp); |
| 955 | |
| 956 | /* LED full duplex setting */ |
| 957 | ledfd = 0; |
| 958 | if (ledvalue & LED0_FD) |
| 959 | ledfd |= 0x01; |
| 960 | else if ((ledvalue & LED0_USB3_MASK) == 0) |
| 961 | ledfd |= 0x02; |
| 962 | |
| 963 | if (ledvalue & LED1_FD) |
| 964 | ledfd |= 0x04; |
| 965 | else if ((ledvalue & LED1_USB3_MASK) == 0) |
| 966 | ledfd |= 0x08; |
| 967 | |
| 968 | if (ledvalue & LED2_FD) |
| 969 | ledfd |= 0x10; |
| 970 | else if ((ledvalue & LED2_USB3_MASK) == 0) |
| 971 | ledfd |= 0x20; |
| 972 | |
| 973 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_LEDCTRL, 1, 1, &ledfd); |
| 974 | |
| 975 | return 0; |
| 976 | } |
| 977 | |
| 978 | static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) |
| 979 | { |
| 980 | u8 buf[5]; |
| 981 | u16 *tmp16; |
| 982 | u8 *tmp; |
| 983 | struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; |
| 984 | |
| 985 | usbnet_get_endpoints(dev, intf); |
| 986 | |
| 987 | tmp16 = (u16 *)buf; |
| 988 | tmp = (u8 *)buf; |
| 989 | |
| 990 | memset(ax179_data, 0, sizeof(*ax179_data)); |
| 991 | |
| 992 | /* Power up ethernet PHY */ |
| 993 | *tmp16 = 0; |
| 994 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); |
| 995 | *tmp16 = AX_PHYPWR_RSTCTL_IPRL; |
| 996 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); |
| 997 | msleep(200); |
| 998 | |
| 999 | *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; |
| 1000 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); |
| 1001 | msleep(100); |
| 1002 | |
| 1003 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, |
| 1004 | ETH_ALEN, dev->net->dev_addr); |
| 1005 | memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); |
| 1006 | |
| 1007 | /* RX bulk configuration */ |
| 1008 | memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); |
| 1009 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); |
| 1010 | |
| 1011 | dev->rx_urb_size = 1024 * 20; |
| 1012 | |
| 1013 | *tmp = 0x34; |
| 1014 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); |
| 1015 | |
| 1016 | *tmp = 0x52; |
| 1017 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, |
| 1018 | 1, 1, tmp); |
| 1019 | |
| 1020 | dev->net->netdev_ops = &ax88179_netdev_ops; |
| 1021 | dev->net->ethtool_ops = &ax88179_ethtool_ops; |
| 1022 | dev->net->needed_headroom = 8; |
| 1023 | |
| 1024 | /* Initialize MII structure */ |
| 1025 | dev->mii.dev = dev->net; |
| 1026 | dev->mii.mdio_read = ax88179_mdio_read; |
| 1027 | dev->mii.mdio_write = ax88179_mdio_write; |
| 1028 | dev->mii.phy_id_mask = 0xff; |
| 1029 | dev->mii.reg_num_mask = 0xff; |
| 1030 | dev->mii.phy_id = 0x03; |
| 1031 | dev->mii.supports_gmii = 1; |
| 1032 | |
Ming Lei | 3804fad | 2013-08-08 21:48:25 +0800 | [diff] [blame] | 1033 | if (usb_device_no_sg_constraint(dev->udev)) |
| 1034 | dev->can_dma_sg = 1; |
| 1035 | |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1036 | dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | |
Eric Dumazet | 20f0170 | 2013-07-23 17:15:54 -0700 | [diff] [blame] | 1037 | NETIF_F_RXCSUM; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1038 | |
| 1039 | dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | |
Eric Dumazet | 20f0170 | 2013-07-23 17:15:54 -0700 | [diff] [blame] | 1040 | NETIF_F_RXCSUM; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1041 | |
Ming Lei | 3804fad | 2013-08-08 21:48:25 +0800 | [diff] [blame] | 1042 | if (dev->can_dma_sg) { |
| 1043 | dev->net->features |= NETIF_F_SG | NETIF_F_TSO; |
| 1044 | dev->net->hw_features |= NETIF_F_SG | NETIF_F_TSO; |
| 1045 | } |
| 1046 | |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1047 | /* Enable checksum offload */ |
| 1048 | *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | |
| 1049 | AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; |
| 1050 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); |
| 1051 | |
| 1052 | *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | |
| 1053 | AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; |
| 1054 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); |
| 1055 | |
| 1056 | /* Configure RX control register => start operation */ |
| 1057 | *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | |
| 1058 | AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; |
| 1059 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); |
| 1060 | |
| 1061 | *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | |
| 1062 | AX_MONITOR_MODE_RWMP; |
| 1063 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); |
| 1064 | |
| 1065 | /* Configure default medium type => giga */ |
| 1066 | *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | |
Freddy Xin | 4c8e84b | 2013-10-24 14:58:25 +0800 | [diff] [blame] | 1067 | AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX | |
| 1068 | AX_MEDIUM_GIGAMODE; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1069 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 1070 | 2, 2, tmp16); |
| 1071 | |
| 1072 | ax88179_led_setting(dev); |
| 1073 | |
| 1074 | /* Restart autoneg */ |
| 1075 | mii_nway_restart(&dev->mii); |
| 1076 | |
Ming Lei | 7a97856 | 2013-04-11 04:40:35 +0000 | [diff] [blame] | 1077 | usbnet_link_change(dev, 0, 0); |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1078 | |
| 1079 | return 0; |
| 1080 | } |
| 1081 | |
| 1082 | static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf) |
| 1083 | { |
| 1084 | u16 tmp16; |
| 1085 | |
| 1086 | /* Configure RX control register => stop operation */ |
| 1087 | tmp16 = AX_RX_CTL_STOP; |
| 1088 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); |
| 1089 | |
| 1090 | tmp16 = 0; |
| 1091 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16); |
| 1092 | |
| 1093 | /* Power down ethernet PHY */ |
| 1094 | tmp16 = 0; |
| 1095 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); |
| 1096 | } |
| 1097 | |
| 1098 | static void |
| 1099 | ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr) |
| 1100 | { |
| 1101 | skb->ip_summed = CHECKSUM_NONE; |
| 1102 | |
| 1103 | /* checksum error bit is set */ |
| 1104 | if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) || |
| 1105 | (*pkt_hdr & AX_RXHDR_L4CSUM_ERR)) |
| 1106 | return; |
| 1107 | |
| 1108 | /* It must be a TCP or UDP packet with a valid checksum */ |
| 1109 | if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) || |
| 1110 | ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP)) |
| 1111 | skb->ip_summed = CHECKSUM_UNNECESSARY; |
| 1112 | } |
| 1113 | |
| 1114 | static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) |
| 1115 | { |
| 1116 | struct sk_buff *ax_skb; |
| 1117 | int pkt_cnt; |
| 1118 | u32 rx_hdr; |
| 1119 | u16 hdr_off; |
| 1120 | u32 *pkt_hdr; |
| 1121 | |
| 1122 | skb_trim(skb, skb->len - 4); |
| 1123 | memcpy(&rx_hdr, skb_tail_pointer(skb), 4); |
| 1124 | le32_to_cpus(&rx_hdr); |
| 1125 | |
| 1126 | pkt_cnt = (u16)rx_hdr; |
| 1127 | hdr_off = (u16)(rx_hdr >> 16); |
| 1128 | pkt_hdr = (u32 *)(skb->data + hdr_off); |
| 1129 | |
| 1130 | while (pkt_cnt--) { |
| 1131 | u16 pkt_len; |
| 1132 | |
| 1133 | le32_to_cpus(pkt_hdr); |
| 1134 | pkt_len = (*pkt_hdr >> 16) & 0x1fff; |
| 1135 | |
| 1136 | /* Check CRC or runt packet */ |
| 1137 | if ((*pkt_hdr & AX_RXHDR_CRC_ERR) || |
| 1138 | (*pkt_hdr & AX_RXHDR_DROP_ERR)) { |
| 1139 | skb_pull(skb, (pkt_len + 7) & 0xFFF8); |
| 1140 | pkt_hdr++; |
| 1141 | continue; |
| 1142 | } |
| 1143 | |
| 1144 | if (pkt_cnt == 0) { |
| 1145 | /* Skip IP alignment psudo header */ |
| 1146 | skb_pull(skb, 2); |
| 1147 | skb->len = pkt_len; |
| 1148 | skb_set_tail_pointer(skb, pkt_len); |
| 1149 | skb->truesize = pkt_len + sizeof(struct sk_buff); |
| 1150 | ax88179_rx_checksum(skb, pkt_hdr); |
| 1151 | return 1; |
| 1152 | } |
| 1153 | |
| 1154 | ax_skb = skb_clone(skb, GFP_ATOMIC); |
| 1155 | if (ax_skb) { |
| 1156 | ax_skb->len = pkt_len; |
| 1157 | ax_skb->data = skb->data + 2; |
| 1158 | skb_set_tail_pointer(ax_skb, pkt_len); |
| 1159 | ax_skb->truesize = pkt_len + sizeof(struct sk_buff); |
| 1160 | ax88179_rx_checksum(ax_skb, pkt_hdr); |
| 1161 | usbnet_skb_return(dev, ax_skb); |
| 1162 | } else { |
| 1163 | return 0; |
| 1164 | } |
| 1165 | |
| 1166 | skb_pull(skb, (pkt_len + 7) & 0xFFF8); |
| 1167 | pkt_hdr++; |
| 1168 | } |
| 1169 | return 1; |
| 1170 | } |
| 1171 | |
| 1172 | static struct sk_buff * |
| 1173 | ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) |
| 1174 | { |
| 1175 | u32 tx_hdr1, tx_hdr2; |
| 1176 | int frame_size = dev->maxpacket; |
| 1177 | int mss = skb_shinfo(skb)->gso_size; |
| 1178 | int headroom; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1179 | |
| 1180 | tx_hdr1 = skb->len; |
| 1181 | tx_hdr2 = mss; |
| 1182 | if (((skb->len + 8) % frame_size) == 0) |
| 1183 | tx_hdr2 |= 0x80008000; /* Enable padding */ |
| 1184 | |
Eric Dumazet | f2707015 | 2013-08-01 06:49:52 -0700 | [diff] [blame] | 1185 | headroom = skb_headroom(skb) - 8; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1186 | |
Eric Dumazet | f2707015 | 2013-08-01 06:49:52 -0700 | [diff] [blame] | 1187 | if ((skb_header_cloned(skb) || headroom < 0) && |
| 1188 | pskb_expand_head(skb, headroom < 0 ? 8 : 0, 0, GFP_ATOMIC)) { |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1189 | dev_kfree_skb_any(skb); |
Eric Dumazet | f2707015 | 2013-08-01 06:49:52 -0700 | [diff] [blame] | 1190 | return NULL; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1191 | } |
| 1192 | |
| 1193 | skb_push(skb, 4); |
| 1194 | cpu_to_le32s(&tx_hdr2); |
| 1195 | skb_copy_to_linear_data(skb, &tx_hdr2, 4); |
| 1196 | |
| 1197 | skb_push(skb, 4); |
| 1198 | cpu_to_le32s(&tx_hdr1); |
| 1199 | skb_copy_to_linear_data(skb, &tx_hdr1, 4); |
| 1200 | |
| 1201 | return skb; |
| 1202 | } |
| 1203 | |
| 1204 | static int ax88179_link_reset(struct usbnet *dev) |
| 1205 | { |
| 1206 | struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; |
| 1207 | u8 tmp[5], link_sts; |
| 1208 | u16 mode, tmp16, delay = HZ / 10; |
| 1209 | u32 tmp32 = 0x40000000; |
| 1210 | unsigned long jtimeout; |
| 1211 | |
| 1212 | jtimeout = jiffies + delay; |
| 1213 | while (tmp32 & 0x40000000) { |
| 1214 | mode = 0; |
| 1215 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode); |
| 1216 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, |
| 1217 | &ax179_data->rxctl); |
| 1218 | |
| 1219 | /*link up, check the usb device control TX FIFO full or empty*/ |
| 1220 | ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32); |
| 1221 | |
| 1222 | if (time_after(jiffies, jtimeout)) |
| 1223 | return 0; |
| 1224 | } |
| 1225 | |
| 1226 | mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | |
Freddy Xin | 4c8e84b | 2013-10-24 14:58:25 +0800 | [diff] [blame] | 1227 | AX_MEDIUM_RXFLOW_CTRLEN; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1228 | |
| 1229 | ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS, |
| 1230 | 1, 1, &link_sts); |
| 1231 | |
| 1232 | ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, |
| 1233 | GMII_PHY_PHYSR, 2, &tmp16); |
| 1234 | |
| 1235 | if (!(tmp16 & GMII_PHY_PHYSR_LINK)) { |
| 1236 | return 0; |
| 1237 | } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) { |
| 1238 | mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ; |
| 1239 | if (dev->net->mtu > 1500) |
| 1240 | mode |= AX_MEDIUM_JUMBO_EN; |
| 1241 | |
| 1242 | if (link_sts & AX_USB_SS) |
| 1243 | memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); |
| 1244 | else if (link_sts & AX_USB_HS) |
| 1245 | memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5); |
| 1246 | else |
| 1247 | memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); |
| 1248 | } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) { |
| 1249 | mode |= AX_MEDIUM_PS; |
| 1250 | |
| 1251 | if (link_sts & (AX_USB_SS | AX_USB_HS)) |
| 1252 | memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5); |
| 1253 | else |
| 1254 | memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); |
| 1255 | } else { |
| 1256 | memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); |
| 1257 | } |
| 1258 | |
| 1259 | /* RX bulk configuration */ |
| 1260 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); |
| 1261 | |
| 1262 | dev->rx_urb_size = (1024 * (tmp[3] + 2)); |
| 1263 | |
| 1264 | if (tmp16 & GMII_PHY_PHYSR_FULL) |
| 1265 | mode |= AX_MEDIUM_FULL_DUPLEX; |
| 1266 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 1267 | 2, 2, &mode); |
| 1268 | |
| 1269 | netif_carrier_on(dev->net); |
| 1270 | |
| 1271 | return 0; |
| 1272 | } |
| 1273 | |
| 1274 | static int ax88179_reset(struct usbnet *dev) |
| 1275 | { |
| 1276 | u8 buf[5]; |
| 1277 | u16 *tmp16; |
| 1278 | u8 *tmp; |
| 1279 | |
| 1280 | tmp16 = (u16 *)buf; |
| 1281 | tmp = (u8 *)buf; |
| 1282 | |
| 1283 | /* Power up ethernet PHY */ |
| 1284 | *tmp16 = 0; |
| 1285 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); |
| 1286 | |
| 1287 | *tmp16 = AX_PHYPWR_RSTCTL_IPRL; |
| 1288 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); |
| 1289 | msleep(200); |
| 1290 | |
| 1291 | *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; |
| 1292 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); |
| 1293 | msleep(100); |
| 1294 | |
| 1295 | /* Ethernet PHY Auto Detach*/ |
| 1296 | ax88179_auto_detach(dev, 0); |
| 1297 | |
| 1298 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, |
| 1299 | dev->net->dev_addr); |
| 1300 | memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); |
| 1301 | |
| 1302 | /* RX bulk configuration */ |
| 1303 | memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); |
| 1304 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); |
| 1305 | |
| 1306 | dev->rx_urb_size = 1024 * 20; |
| 1307 | |
| 1308 | *tmp = 0x34; |
| 1309 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); |
| 1310 | |
| 1311 | *tmp = 0x52; |
| 1312 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, |
| 1313 | 1, 1, tmp); |
| 1314 | |
| 1315 | dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | |
Eric Dumazet | 20f0170 | 2013-07-23 17:15:54 -0700 | [diff] [blame] | 1316 | NETIF_F_RXCSUM; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1317 | |
| 1318 | dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | |
Eric Dumazet | 20f0170 | 2013-07-23 17:15:54 -0700 | [diff] [blame] | 1319 | NETIF_F_RXCSUM; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1320 | |
| 1321 | /* Enable checksum offload */ |
| 1322 | *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | |
| 1323 | AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; |
| 1324 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); |
| 1325 | |
| 1326 | *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | |
| 1327 | AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; |
| 1328 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); |
| 1329 | |
| 1330 | /* Configure RX control register => start operation */ |
| 1331 | *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | |
| 1332 | AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; |
| 1333 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); |
| 1334 | |
| 1335 | *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | |
| 1336 | AX_MONITOR_MODE_RWMP; |
| 1337 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); |
| 1338 | |
| 1339 | /* Configure default medium type => giga */ |
| 1340 | *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | |
Freddy Xin | 4c8e84b | 2013-10-24 14:58:25 +0800 | [diff] [blame] | 1341 | AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX | |
| 1342 | AX_MEDIUM_GIGAMODE; |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1343 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 1344 | 2, 2, tmp16); |
| 1345 | |
| 1346 | ax88179_led_setting(dev); |
| 1347 | |
| 1348 | /* Restart autoneg */ |
| 1349 | mii_nway_restart(&dev->mii); |
| 1350 | |
Ming Lei | 7a97856 | 2013-04-11 04:40:35 +0000 | [diff] [blame] | 1351 | usbnet_link_change(dev, 0, 0); |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1352 | |
| 1353 | return 0; |
| 1354 | } |
| 1355 | |
| 1356 | static int ax88179_stop(struct usbnet *dev) |
| 1357 | { |
| 1358 | u16 tmp16; |
| 1359 | |
| 1360 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 1361 | 2, 2, &tmp16); |
| 1362 | tmp16 &= ~AX_MEDIUM_RECEIVE_EN; |
| 1363 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
| 1364 | 2, 2, &tmp16); |
| 1365 | |
| 1366 | return 0; |
| 1367 | } |
| 1368 | |
| 1369 | static const struct driver_info ax88179_info = { |
David Chang | 803dee9 | 2013-06-27 17:16:42 +0800 | [diff] [blame] | 1370 | .description = "ASIX AX88179 USB 3.0 Gigabit Ethernet", |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1371 | .bind = ax88179_bind, |
| 1372 | .unbind = ax88179_unbind, |
| 1373 | .status = ax88179_status, |
| 1374 | .link_reset = ax88179_link_reset, |
| 1375 | .reset = ax88179_reset, |
| 1376 | .stop = ax88179_stop, |
| 1377 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, |
| 1378 | .rx_fixup = ax88179_rx_fixup, |
| 1379 | .tx_fixup = ax88179_tx_fixup, |
| 1380 | }; |
| 1381 | |
| 1382 | static const struct driver_info ax88178a_info = { |
David Chang | 803dee9 | 2013-06-27 17:16:42 +0800 | [diff] [blame] | 1383 | .description = "ASIX AX88178A USB 2.0 Gigabit Ethernet", |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1384 | .bind = ax88179_bind, |
| 1385 | .unbind = ax88179_unbind, |
| 1386 | .status = ax88179_status, |
| 1387 | .link_reset = ax88179_link_reset, |
| 1388 | .reset = ax88179_reset, |
| 1389 | .stop = ax88179_stop, |
| 1390 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, |
| 1391 | .rx_fixup = ax88179_rx_fixup, |
| 1392 | .tx_fixup = ax88179_tx_fixup, |
| 1393 | }; |
| 1394 | |
| 1395 | static const struct driver_info sitecom_info = { |
| 1396 | .description = "Sitecom USB 3.0 to Gigabit Adapter", |
| 1397 | .bind = ax88179_bind, |
| 1398 | .unbind = ax88179_unbind, |
| 1399 | .status = ax88179_status, |
| 1400 | .link_reset = ax88179_link_reset, |
| 1401 | .reset = ax88179_reset, |
| 1402 | .stop = ax88179_stop, |
| 1403 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, |
| 1404 | .rx_fixup = ax88179_rx_fixup, |
| 1405 | .tx_fixup = ax88179_tx_fixup, |
| 1406 | }; |
| 1407 | |
Freddy Xin | f11a5bc | 2013-10-22 15:32:11 +0800 | [diff] [blame] | 1408 | static const struct driver_info samsung_info = { |
| 1409 | .description = "Samsung USB Ethernet Adapter", |
| 1410 | .bind = ax88179_bind, |
| 1411 | .unbind = ax88179_unbind, |
| 1412 | .status = ax88179_status, |
| 1413 | .link_reset = ax88179_link_reset, |
| 1414 | .reset = ax88179_reset, |
| 1415 | .stop = ax88179_stop, |
| 1416 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, |
| 1417 | .rx_fixup = ax88179_rx_fixup, |
| 1418 | .tx_fixup = ax88179_tx_fixup, |
| 1419 | }; |
| 1420 | |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1421 | static const struct usb_device_id products[] = { |
| 1422 | { |
| 1423 | /* ASIX AX88179 10/100/1000 */ |
| 1424 | USB_DEVICE(0x0b95, 0x1790), |
| 1425 | .driver_info = (unsigned long)&ax88179_info, |
| 1426 | }, { |
| 1427 | /* ASIX AX88178A 10/100/1000 */ |
| 1428 | USB_DEVICE(0x0b95, 0x178a), |
| 1429 | .driver_info = (unsigned long)&ax88178a_info, |
| 1430 | }, { |
| 1431 | /* Sitecom USB 3.0 to Gigabit Adapter */ |
| 1432 | USB_DEVICE(0x0df6, 0x0072), |
Freddy Xin | f11a5bc | 2013-10-22 15:32:11 +0800 | [diff] [blame] | 1433 | .driver_info = (unsigned long)&sitecom_info, |
| 1434 | }, { |
| 1435 | /* Samsung USB Ethernet Adapter */ |
| 1436 | USB_DEVICE(0x04e8, 0xa100), |
| 1437 | .driver_info = (unsigned long)&samsung_info, |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1438 | }, |
| 1439 | { }, |
| 1440 | }; |
| 1441 | MODULE_DEVICE_TABLE(usb, products); |
| 1442 | |
| 1443 | static struct usb_driver ax88179_178a_driver = { |
| 1444 | .name = "ax88179_178a", |
| 1445 | .id_table = products, |
| 1446 | .probe = usbnet_probe, |
| 1447 | .suspend = ax88179_suspend, |
| 1448 | .resume = ax88179_resume, |
David Chang | b8553b8 | 2013-06-27 17:16:43 +0800 | [diff] [blame] | 1449 | .reset_resume = ax88179_resume, |
Freddy Xin | e2ca90c | 2013-03-02 00:41:11 +0000 | [diff] [blame] | 1450 | .disconnect = usbnet_disconnect, |
| 1451 | .supports_autosuspend = 1, |
| 1452 | .disable_hub_initiated_lpm = 1, |
| 1453 | }; |
| 1454 | |
| 1455 | module_usb_driver(ax88179_178a_driver); |
| 1456 | |
| 1457 | MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices"); |
| 1458 | MODULE_LICENSE("GPL"); |